package edu.spec.wfl.week08.class1.book.unit3;

public class Area {
    private double length;
    private double width;

    public Area(double length,double width){
        this.length=length;
        this.width=width;
    }

    public double Juxing(){
        return length*width;
    }

    public static void main(String[] args) {
        Area a=new Area(3,4);
        System.out.println(a.Juxing());
    }
}